A Study Looking at the Effects of Daily Moods Found

A study looking at the effects of daily moods found that:

A) there was no relationship between mood and immune system function.
B) women suffered far fewer health consequences than men from temporary negative moods and events.
C) the effectiveness of people's immune systems increased when people experienced a positive mood and decreased when people experienced a negative mood.
D) men suffered far fewer health consequences than women from temporary negative moods and events.